Pith Number

pith:TQP6OUMZ

pith:2018:TQP6OUMZP4VXFDIGUYOAIMYLWD

not attested not anchored not stored refs pending

Color Image Enhancement Method Based on Weighted Image Guided Filtering

Qi Mu, Yanyan Wei, Zhanli Li

arxiv:1812.09930 v1 · 2018-12-24 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TQP6OUMZP4VXFDIGUYOAIMYLWD}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:57:26.352968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c1fe751997f2b728d06a61c04330bb0d4a357ce1c62ec374896dfeaa5bec714

Aliases

arxiv: 1812.09930 · arxiv_version: 1812.09930v1 · doi: 10.48550/arxiv.1812.09930 · pith_short_12: TQP6OUMZP4VX · pith_short_16: TQP6OUMZP4VXFDIG · pith_short_8: TQP6OUMZ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/TQP6OUMZP4VXFDIGUYOAIMYLWD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9c1fe751997f2b728d06a61c04330bb0d4a357ce1c62ec374896dfeaa5bec714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32bccb16574fc51475bf90b1503c9bca7193dbdeed6b3cfbcdb2371a57b9375b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-24T14:46:08Z",
    "title_canon_sha256": "a074cf80b6d5b0a27373ee9665c416ea7b58280789bde9d0b215a4773a9fa224"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09930",
    "kind": "arxiv",
    "version": 1
  }
}